Wen Tang, a girl suffering from hereditary heart disease, has been with her childhood sweetheart Jiang Bei from junior high school to high school. The two have been in love for a long time, but they face many tests due to Wen Tang's illness and the unexpected death of their father. In order not to drag Jiangbei down, Wen Tang chose to break up and face the pain and loneliness alone. Jiangbei eventually married someone else, and Wentang left this world on the night of Jiangbei's wedding, taking with him his unfinished diary and his deep love for Jiangbei.
Purpose: How do people balance self-sacrifice and caring for their loved ones when faced with life's challenges and personal choices?